| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 |
1%
|
|
| 1 | 6 |
3%
|
|
| 3 | 1 |
0.5%
|
|
| 4 | 1 |
0.5%
|
|
| Missing value | 192 |
95%
|